Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsYema Superman Tourbillon CMM.31 Limited Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

The Humboldt GMT SAR Edition
Oak & OscarThe Humboldt GMT SAR Edition
MSRP $2,950
Superman Tourbillon CMM.31 Limited Edition
YemaSuperman Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

17 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
The Humboldt GMT SAR Edition200m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
The Humboldt GMT SAR Edition$2,950
Superman Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
39.5mm
43mm
Thickness
12.5mm
11.7mm
Lug-to-Lug
46.8mm
Lug Width
20mm
22mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
200m
300m
Caseback
Solid screw-down
Solid

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Black
Steel
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW330
Yema CMM.31 Tourbillon
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,950
$13,000

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Oak & Oscar The Humboldt GMT SAR Edition

Oak & Oscar The Humboldt GMT SAR Edition is praised for its anti-magnetic properties, sandwich lume dial, and overall construction quality for its price point. It features a brushed Grade 5 titanium case, a navy blue sandwich dial with an orange minute track and seconds hand, and a Sellita SW330 movement with a 56-hour power reserve. Minor drawbacks noted include bracelet sizing adjustment and lume brightness. On balance, owners and reviewers rate Oak & Oscar The Humboldt GMT SAR Edition highly for its robust construction and unique dial design at its price point.

Yema Superman Tourbillon CMM.31 Limited Edition

Owners praise the Yema Superman Tourbillon CMM.31 Limited Edition as an incredible and crazy watch, appreciating its unnecessary tourbillon complication and impressive specifications at a remarkable price point. The titanium construction contributes to comfort despite the 43mm case size. One reviewer notes the bracelet clasp's extension system is somewhat crude. On balance, owners and reviewers rate the Yema Superman Tourbillon CMM.31 Limited Edition highly for its compelling tourbillon feature at an accessible price.

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